@inproceedings{dong2019unified,
  title={Unified language model pre-training for natural language understanding and generation},
  author={Dong, Li and Yang, Nan and Wang, Wenhui and Wei, Furu and Liu, Xiaodong and Wang, Yu and Gao, Jianfeng and Zhou, Ming and Hon, Hsiao-Wuen},
  booktitle={Advances in Neural Information Processing Systems},
  pages={13063--13075},
  year={2019},
  url={https://papers.nips.cc/paper/9464-unified-language-model-pre-training-for-natural-language-understanding-and-generation.pdf}
}